but they don't represent the views of the 1.3 million associates we have in the united states. >> reporter: but if it were possible, to shut walmart down on black friday, experts say it would be devastating. potentially, a $312 million hit on friday alone. >> for walmart to lose its most profitable day of the year, it would be devastating on black friday. and continue to be devastating on the days and possibly years ahead. >> reporter: which would, of course, be great news for target and costco. but with 4,000 walmart stores across the country, those workers would need a great deal of help to slow things down. george and amy? >> sure would. steve, thanks very much. >>> now, to a follow-up on a story we brought you thursday. that baby walrus, rescued off the coast of alaska, waking up at his brand-new home for the first time this morning at the new york aquarium, after a cross-country commute. and abc's john muller was there for his big welcome. >> reporter: he's only 4 months old and already weighs 234 pounds. and sports a mustache so thick, it puts dr. seuss' lorax to shame. meet mitik. h